Patents
Patents for C08G 75 - Macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur, with or without nitrogen, oxygen, or carbon (8,606)
05/1991
05/07/1991US5013815 Aromatic polyether sulfones, a process for their production and their use
05/07/1991US5013765 Method for sulfonating aromatic polyether sulfones
05/07/1991CA2023863A1 Process for preparing poly (arylene sulfide sulfone)
05/07/1991CA2023861A1 Treatment of polyarylene sulfide/sulfone polymers
05/02/1991EP0425049A2 Polythiocarbonates and a process for their preparation
05/02/1991EP0424939A2 Polyarylene sulfide resin compositions
05/02/1991EP0424447A1 Terminated copoly(arylene sulfide)
04/1991
04/30/1991US5011899 Copoly(aromatic sulfone carbonate - aromatic alkylcarbonate) - polysiloxane block copolymer
04/27/1991CA2028574A1 Polyarylene sulfide resin compositions
04/24/1991EP0423220A1 Ethersulphone polymers
04/23/1991US5010169 Polyarylene sulphide containing phosphine groups
04/17/1991EP0422933A2 Easily crystallizable polyphenylene sulfide copolymer and preparation thereof
04/16/1991US5008370 Heat treatment of powder
04/16/1991US5008369 Using sodium 4-fluorosulfinate in presence of promoter containing sulfinate or carbonyl group
04/16/1991US5008368 Reacting alkali metal sulfide, dihalogenated aromatic sulfone, polar organic compound, base, alkali metal carboxylate
04/16/1991US5008352 Substituted aromatic polymers
04/16/1991CA1283244C Aromatic sulfide amide polymers and a process for the production thereof
04/16/1991CA1283127C Reaction products of bisglycidyl thioethers
04/11/1991DE3931650A1 Poly:aryl-ether-sulphone solns., esp. for bonding polyether-sulphones - contain polysulphone from mixed bisphenol units, in mixt. of DMA AND-or tetra:chloroethane and di:chloromethane
04/10/1991EP0421129A1 Process for producing high molecular weight copolyarylene sulfides
04/03/1991EP0420467A2 Polymeric compositions and components thereof
04/03/1991EP0420045A2 Fiber-reinforced (poly(biphenylene sulfide) composites and methods
04/03/1991EP0419558A1 Biaxially oriented ordered polymer films
04/02/1991US5004836 Aromatic polyethers containing keto groups in side chains
03/1991
03/29/1991CA2020616A1 Fiber-reinforced poly(biphenylene sulfide) composites and methods
03/27/1991EP0418455A2 Improved poly(arylene sulfide) and method of making, and article of manufacture including, the same
03/27/1991EP0418377A1 Process for the preparation of polycarbonate and/or polyarylate block copolymers with poly(aryl ethers)
03/26/1991US5003042 Preparation of poly(arylene sulfide ketone) and poly(arylene sulfide diketone) resins having improved filterability
03/26/1991US5003035 Crosslinkable rigid-rod benzobisazole copolymer
03/26/1991US5003033 Process for preparing branched poly(arylene sulfide ketone)
03/26/1991US5002983 Polyarylene sulfide resin composition having excellent paintability
03/26/1991CA1281873C Biaxially oriented paraphenylene sulfide block copolymer film and process for producing the same
03/20/1991EP0418118A1 Polymers containing thiurame disulfide groups and preparation thereof
03/20/1991EP0417448A1 Process for the preparation of poly(arylene sulfide)
03/19/1991US5001220 Pyrazolone substituted copolyarylene sulfide
03/19/1991US5001217 Crosslinkable rigid-rod benzobisazole polymers
03/15/1991CA2025251A1 Polymers containing thiuram disulfide groups; process for preparing the same
03/13/1991EP0416363A2 Modification of Polyarylenesulfides
03/12/1991US4999415 Aromatic polysulfone compounds and their manufacture
03/12/1991US4999411 Preparation of organic polymers using organometallic capped monomers to produce metal free polymers
03/12/1991CA1281487C Process for producing a polyarylene sulfide
03/07/1991WO1991002764A1 Rigid-rod polymers
03/06/1991EP0415678A2 Poly(phenylene sulfide ketone) ferromagnetic substance
03/06/1991EP0415276A1 Branched polybenzazole polymers and method of preparation
03/06/1991EP0415258A2 Process for washing powdery and/or granular resins and a washing device therefor
03/05/1991US4997902 Polyaryl ethers which are stable at high temperatures and have improved processibility
03/05/1991US4997894 Block copolymers containing vinyl and arylene sulfide segments via chain transfer
03/01/1991CA2024350A1 Branched polybenzazole polymers and method of preparation
03/01/1991CA2023781A1 Poly(phenylene sulfide ketone) ferromagnetic substance
03/01/1991CA2023780A1 Process for washing powdery and/or granular resins and a washing device therefor
02/1991
02/27/1991EP0414079A2 Process of preparation of polyarylene sulfides
02/27/1991EP0414055A1 Acid modified polyarylenesulfides
02/27/1991EP0414054A1 Hexahydrotriazinetrione containing polyarylenesulfides and process for their preparation
02/26/1991USRE33545 Preparation of a high molecular weight poly(arylene sulfide ketone)
02/26/1991US4996271 Method of manufacturing halogenated aromatic polysulfone compounds and the compounds so produced
02/20/1991EP0413662A2 Polyaryleneethers
02/20/1991EP0413257A2 Cyclic poly(aryl ether) oligomers, a process for preparation thereof, and polymerization of cyclic poly (aryl ether) oligomers
02/20/1991EP0413170A2 Copoly(Aromatic Sulfone Carbonate-Aromatic Alkkylcarbonate)-Polysiloxane block copolymers
02/19/1991CA1280533C Coating compositions
02/16/1991CA2023166A1 Polyarylene ethers
02/15/1991CA2023269A1 Cyclic poly(arylether) oligomers, a process for preparation thereof, and polymerization of cyclic poly(aryl ether) oligomers
02/13/1991EP0412934A2 Modified polyarylene ether sulfones
02/10/1991CA2022814A1 Modified polyarylene ether sulfones
02/06/1991EP0411625A2 Method to produce poly(arylene sulfide/sulfone) polymer
02/05/1991US4990653 Sulfur-containing acryl oligomer composition
02/05/1991US4990588 Temperature resistant aromatic polyethers
02/04/1991CA2021176A1 Method to produce poly(arylene sulfide/sulfone) polymer
01/1991
01/30/1991EP0410929A2 Linear polymers
01/30/1991EP0231373B1 A process for the production of a liquid crystalline extended chain polymer composition
01/29/1991US4988796 Process for preparing poly(arylene sulfide sulfone)
01/29/1991CA1279748C Process for recovering a polyarylene sulfide
01/25/1991CA2021689A1 Linear polymers
01/23/1991EP0409684A1 Acetylene derivatives, method of making them, acetylenic polymers and their applications
01/23/1991EP0409524A1 Poly (Phenylene sulfide) resin composition
01/23/1991EP0409105A2 Process for preparing polyarylene sulfides
01/22/1991CA1279321C Alkali metal bis-phenethyl or tris-phenethyl-pyridines
01/20/1991CA2020971A1 Acetylene derivatives, their preparation process, new acetylene polymers and their uses
01/18/1991CA2021393A1 Process for preparing polyarylene sulfides
01/18/1991CA2020873A1 Poly(phenylene sulfide) resin composition
01/16/1991EP0408274A1 Method for preparing a poly(phenylene sulfide) resin composition
01/16/1991EP0407887A2 Polyphenylensulfide monofil for papermachine fabric
01/16/1991EP0407714A2 Polyarylsulfones derived from 1, 4"(bishalophenylsulfone) terphenyl
01/16/1991EP0407541A1 Sulfur-containing polymeric polyesters and additive concentrates and lubricating oils containing same.
01/15/1991CA1279065C Crosslinkable polycyclic polycarbonate oligomers and methods for their preparation and use
01/11/1991CA2020686A1 Poly(phenylene sulfide) resin composition
01/10/1991WO1991000310A1 Reactively capped polyarylene sulfides and method and inermediates for their preparation
01/10/1991WO1991000305A1 New plastics based on fatty acids
01/09/1991EP0406553A2 Polyphenylene sulfide resin composition
01/08/1991WO1991000876A1 Densified polyethersulfone
01/08/1991US4983720 Electrolytic polymerization, diphenyl disulfide, Lewis or proton acid
01/08/1991CA2063609A1 Densified polyethersulfone
01/03/1991DE4019087A1 New plastics prepn. - by forming di:fatty acid di:amide, di:ester-amide or amide-alcohol from unsatd. or hydroxy cpd. and polymerising using bi:functional cpd.
01/03/1991DE3921260A1 Sepg. poly:arylene sulphide polymers into mol.wt. fractions - by sepg. from hot soln. in dipolar aprotic solvent as particles through addn. of polar cpd.
01/02/1991EP0405609A2 Process for preparing polyarylene sulfides
01/02/1991EP0405265A1 Polyarylene sulfide films for gas separation
01/02/1991EP0405135A1 Reactively capped polyarylene sulfides and method and intermediates for their preparation
01/01/1991US4981947 Heat resistant engineering plastics
12/1990
12/31/1990CA2020143A1 Process for preparing polyarylene sulfides
12/29/1990CA2013347A1 Reactively capped polyarylene sulfides and method and intermediates for their preparation
12/27/1990EP0404724A2 Polyarylenethers
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